Designed to sharpen "all" blades, Bush Hog Type, Commercial as well as Standard Blades. R.B.G. 1012-C is the most heavy duty Grinder manufactured by R.B.G. Grinders. The 1012-C comes with a totally sealed and enclosed 1 hp. Commercial Duty Motor and features a 12" Blue Premium Ceramic-Aluminum Oxide. The extra large frame and work table are manufactured from 3/16" formed steel. If you're looking for an extra hard working Blade Grinder we recommend the R.G.B. 1012-C.